Spark Mail is described as 'E-mail app with all the great features: swipes (long/short), snooze, add (multiple) attachments from the cloud, support for various e-mail services and more' and is a very popular Email Client in the office & productivity category. There are more than 50 alternatives to Spark Mail for a variety of platforms, including Mac, Windows, Android, iPhone and iPad apps. The best Spark Mail alternative is Thunderbird, which is both free and Open Source. Other great apps like Spark Mail are K-9 Mail, Microsoft Outlook, Mailspring and Evolution.
Transform your email inbox into a collaborative workspace with Spike. Enjoy integrated chat-like emails, tasks, collaborative notes, and group projects. Seamlessly manage multiple accounts, organize priorities, and schedule meetings across devices.
Engineered for iOS, macOS, and watchOS, this fast mail client supports multiple account types, custom actions, Smart Inbox filtering, unified inbox, privacy mode, email scheduling, snooze, third-party app integration, flexible personalization, and advanced workflow tools.
Talanoa is the first inbox designed around people. Cut the noise, focus only on what matters.
Shortwave is an email app that takes the pain out of managing your inbox, making it effortless to stay organized, productive, and responsive.
TypeApp is an all-free, beautifully designed, universal email app, capable of managing unlimited number of mail accounts from various providers, allowing for smart push notifications while enabling personalization across multiple email accounts.
Mimestream combines your favorite Gmail features with the power of a native macOS app so you can move through your email effortlessly.
Collaborative email and threaded group chat for productive teams. A single app for all your internal and external communication.
Email by Edison (formerly Email by EasilyDo) is a brand new, elegantly designed, universal mail app to manage unlimited mail accounts.
Productivity-centered email application streamlines inbox management, uses AI for drafting responses, automates snippets, summarizes conversations, enables timely sends, integrates calendar and CRM, and includes collaborative features like live views and comments.
Does only support Gmail and Outlook, so very restricted compared to Spark Mail.
Mac IMAP email client featuring keyboard control, Markdown email composition, advanced search capabilities, smart mailboxes, automatic signature handling, cryptographic options with OpenPGP/S-MIME, tagging, multiple notifications, and customizable layouts including widescreen.
Wino is a lightweight native mail client for Windows 10/11. It is still in active development. Main motivation for this project is to replace Mail & Calendar for Windows with modern Windows design without using web technologies for speed.
The Bat! is a secure email client software, built to protect your correspondence against third-parties.
Israel
Italy
EU
France
United States
Canada
Türkiye
Moldova
Very similar to Spark on Android and even less problems on multiple accounts as BlueMail